fix test failing when TMPDIR contains spaces
split abs2rel into binary_abs2rel and character_abs2rel

- fix invocation in ConfigDefinition
- fix actual bug in Journal
- fix actual bug in JournalTest
- improve test in byteenc_journal
we dont need allow_rel_base here
refactor abs2rel once more
move out common code for ino/dev inode checks
fix to file_inodev
this does not work well with old FindBin
check sysread/syswrite length for earlier detection of eof/error
more verbose output when terminating after SIGCHLD
ForkEngine - improve test to check process exit status
FokeEngine test - add another signal
Workaround: Digest::SHA prior to 5.62 works wrong on i386 with ~ 500Mb
data chunks. (2**(32-3)). Now throw error if partsize>256 in this case
added 'use Config' to dependencies, previously used in tests, now at runtime
more tests and changelog for digest::sha workaround
cosmetic changes
Fixed: Amazon CSV escapes doublequote with backslash but does not escape
backslash itself.
upload-file test - dont run on utf8 filesystems
changelog adjustments
upload-file integration test for --filename validation